/*

 * Licensed to the Apache Software Foundation (ASF) under one

 * or more contributor license agreements.  See the NOTICE file

 * distributed with this work for additional information

 * regarding copyright ownership.  The ASF licenses this file

 * to you under the Apache License, Version 2.0 (the

 * "License"); you may not use this file except in compliance

 * with the License.  You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.bff.gaia.unified.runners.core.serialization;



import java.io.ByteArrayInputStream;

import java.io.ByteArrayOutputStream;

import java.io.IOException;

import java.io.ObjectInputStream;

import java.io.ObjectOutputStream;

import java.io.Serializable;

import java.util.Base64;



/** A utility class for serializing and deserializing Java objects into a Base64 string. */

public class Base64Serializer {

  private Base64Serializer() {}



  public static String serializeUnchecked(Serializable serializable) {

    try {

      return serialize(serializable);

    } catch (IOException e) {

      throw new RuntimeException(e);

    }

  }



  public static <T> T deserializeUnchecked(String serialized, Class<T> klass) {

    try {

      return deserialize(serialized, klass);

    } catch (Exception e) {

      throw new RuntimeException(e);

    }

  }



  private static <T> T deserialize(String serialized, Class<T> klass)

      throws IOException, ClassNotFoundException {

    final byte[] bytes = Base64.getDecoder().decode(serialized);

    final ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(bytes));

    @SuppressWarnings("unchecked")

    T object = (T) ois.readObject();

    ois.close();

    return object;

  }



  private static String serialize(Serializable serializable) throws IOException {

    final ByteArrayOutputStream baos = new ByteArrayOutputStream();

    final ObjectOutputStream oos = new ObjectOutputStream(baos);

    oos.writeObject(serializable);

    oos.close();

    return Base64.getEncoder().encodeToString(baos.toByteArray());

  }

}